Author's Statistic:
Posts: 699
Threads: 14
Likes Given: 1
Likes Received: 92 in 84 posts
Joined: Dec 2010
Home Port: Kings Park, NY
Vessel Info: 2003 38' Open Cummin's 6CTA's (450 hp)
Posts: 699
Threads: 14
Likes Given: 1
Likes Received: 92 in 84 posts
Joined: Dec 2010
Home Port: Kings Park, NY
Vessel Info: 2003 38' Open Cummin's 6CTA's (450 hp)
My experience w/454's, 1997 31 Tiara open was 15W40 (in owners manual) not 5W40 as mentioned in your post. Was this an error or do you really use 5W40...... I believe 5W40 is to light for engines always running under a load..... M2C